381496 has 16 divisors (see below), whose sum is σ = 732600. Its totient is φ = 186144.

The previous prime is 381487. The next prime is 381509. The reversal of 381496 is 694183.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 211 + ... + 898.

2³⁸¹⁴⁹⁶ is an apocalyptic number.

It is an amenable number.

381496 is a deficient number, since it is larger than the sum of its proper divisors (351104).

381496 is a wasteful number, since it uses less digits than its factorization.

381496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1158 (or 1154 counting only the distinct ones).

The product of its digits is 5184, while the sum is 31.

The square root of 381496 is about 617.6536246150. The cubic root of 381496 is about 72.5264905177.

The spelling of 381496 in words is "three hundred eighty-one thousand, four hundred ninety-six".